dbyram3764 dbyram3764

01-10-2018
Mathematics

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Two thirds of a number is 18work out five ninths of the number

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ivana2103 ivana2103

01-10-2018

(2/3) * x = 18
2x / 3 = 18
2x = 18*3
2x = 54
x = 54/2
x = 27

(5/9) * 27 = y
27*5 / 9 = y
135 / 9 = y
y = 15

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